def test_Get_OutOfRange_Minus(self):
with self.assertRaises(ValueError) as e:
NoteNumber.Get(0, -1)
self.assertIn(f'ノート番号が{NoteNumber.Min}〜{NoteNumber.Max}の範囲外になりました。',
str(e.exception))
with self.assertRaises(ValueError) as e:
NoteNumber.Get(-1, 0)
self.assertIn(
f'引数pitchClassは{PitchClass.Min}〜{PitchClass.Max}までの整数値にしてください。',
str(e.exception))
with self.assertRaises(ValueError) as e:
NoteNumber.Get(-1, -1)
self.assertIn(
f'引数pitchClassは{PitchClass.Min}〜{PitchClass.Max}までの整数値にしてください。',
str(e.exception))
def Get(cls, name: str, lowerLimit=-1):
if not (name and isinstance(name, str)):
raise TypeError(f'引数nameはstr型にしてください。: type(name)={type(name)}')
k, o = cls.__Split(name)
pitch_class = PitchClass.Get(Key.Get(k))[0] # B#の場合、Cになる。相対オクターブは無視される
octave_class = cls.__GetOctave(o, lowerLimit)
return NoteNumber.Get(pitch_class, octave_class)
def test_Validate_OutOfRange_128(self):
with self.assertRaises(ValueError) as e:
NoteNumber.Validate(128)
self.assertIn(
f'引数noteNumberは{NoteNumber.Min}〜{NoteNumber.Max}までの整数値にしてください。',
str(e.exception))
def test_Validate_Invalid_Type(self):
with self.assertRaises(TypeError) as e:
NoteNumber.Validate('無効な型')
self.assertIn('引数noteNumberはint型にしてください。', str(e.exception))
def test_Validate(self):
for pitchClass in range(NoteNumber.Min, NoteNumber.Max + 1):
NoteNumber.Validate(pitchClass)
def test_Get_Invalid_Type(self):
with self.assertRaises(TypeError) as e:
NoteNumber.Get('pitch', 'octave')
self.assertIn('引数pitchClass, relativeOctaveはint型にしてください。',
str(e.exception))
def test_Get(self):
for halfToneNumber in range(NoteNumber.Min, NoteNumber.Max + 1):
with self.subTest(halfToneNumber=halfToneNumber):
self.assertEqual(
halfToneNumber,
NoteNumber.Get(*PitchClass.Get(halfToneNumber)))
def GetFrequency(self, pitchClass, octaveClass):
PitchClass.Validate(pitchClass)
OctaveClass.Validate(octaveClass, _min=0)
return self.FundamentalTone.Hz * math.pow(2, (NoteNumber.Get(
pitchClass, octaveClass) - self.FundamentalTone.NoteNumber) /
(PitchClass.Max + 1))
def test_Default(self):
f = FundamentalTone()
self.assertEqual(440, f.Hz)
self.assertEqual(9, f.PitchClass)
self.assertEqual(5, f.OctaveClass)
self.assertEqual(NoteNumber.Get(9,5), f.NoteNumber)
def test_init(self):
f = FundamentalTone(hz=261, pitchClass=0, octaveClass=5)
self.assertEqual(261, f.Hz)
self.assertEqual(0, f.PitchClass)
self.assertEqual(5, f.OctaveClass)
self.assertEqual(NoteNumber.Get(0,5), f.NoteNumber)
def OctaveClass(self, v):
o = OctaveClass.Get(v, _min=0)
self.__octaveClass = o
self.__noteNumber = NoteNumber.Get(self.PitchClass, o)
def PitchClass(self, v):
p = PitchClass.Get(v)[0]
self.__pitchClass = p
self.__noteNumber = NoteNumber.Get(p, self.OctaveClass)